A broken white line. This marks the centre of the road. When this line lengthens and the gaps shorten, it means that there is a hazard ahead. Do not cross it unless you can see the road is clear and wish to overtake or turn off.
Highway Code Rule 127
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- Introduction
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- 36 to 46
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- 59 to 82
- 83 to 88
- 89 to 102
- 103 to 158
- 159 to 203
- 204 to 225
- 226 to 237
- 238 to 252
- 253 to 273
- 274 to 287
- 288 to 307
- Light signals controlling traffic
- Signals to other road users
- Signals by authorised persons
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- Road markings
- Vehicle markings
- Annex 1
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- Annex 4
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- Annex 8
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